Common functions I use for most of my scripts
目前为
此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.cn-greasyfork.org/scripts/37180/242180/meancloud%20common%20library.js
// @require https://greasyfork.org/scripts/37180/code/meancloud%20common%20library.js
/*
document.LoadJQ = function(oCallback)
{
var script = document.createElement("script");
script.setAttribute("src", "//ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js");
script.addEventListener('load', function()
{
var subscript = document.createElement("script");
if (oCallback === undefined)
subscript.textContent = "window.jQ=jQuery.noConflict(true);";
else
subscript.textContent = "window.jQ=jQuery.noConflict(true);(" + oCallback.toString() + ")();";
document.body.appendChild(subscript);
}, false);
document.body.appendChild(script);
};
*/
document.LoadJavascript = function(sScriptSrc, oCallback)
{
var script = document.createElement("script");
script.setAttribute("src", sScriptSrc);
if (oCallback !== undefined)
{
script.addEventListener('load', function()
{
var subscript = document.createElement("script");
subscript.textContent = "(" + oCallback.toString() + ")();";
document.body.appendChild(subscript);
}, false);
}
document.body.appendChild(script);
};
document.time_val = function()
{
return document.CDbl(Math.floor(Date.now() / 1000));
};
document.Random = function(iMin, iMax)
{
return parseInt(iMin + Math.floor(Math.random() * iMax));
};
document.ShiftClick = function(oEl)
{
if (oEl === undefined)
{
var shiftclick = jQ.Event("click");
shiftclick.shiftKey = true;
var shiftclickOrig = jQ.Event("click");
shiftclickOrig.shiftKey = true;
shiftclick.originalEvent = shiftclick;
return shiftclick;
}
jQ(oEl).trigger(document.ShiftClick());
};
if (!String.prototype.replaceAll)
String.prototype.replaceAll = function(search, replace) { return ((replace === undefined) ? this.toString() : this.replace(new RegExp('[' + search + ']', 'g'), replace)); };
if (!String.prototype.startsWith)
String.prototype.startsWith = function(search, pos) { return this.substr(((!pos) || (pos < 0)) ? 0 : +pos, search.length) === search; };
document.CInt = function(v)
{
try
{
if (!isNaN(v)) return Math.floor(v);
if (typeof v === 'undefined') return parseInt(0);
if (v === null) return parseInt(0);
var t = parseInt(v);
if (isNaN(t)) return parseInt(0);
return Math.floor(t);
}
catch (err) { }
return parseInt(0);
};
document.CDbl = function(v)
{
try
{
if (!isNaN(v)) return parseFloat(v);
if (typeof v === 'undefined') return parseFloat(0.0);
if (v === null) return parseFloat(0.0);
var t = parseFloat(v);
if (isNaN(t)) return parseFloat(0.0);
return t;
}
catch (err) { }
return parseFloat(0.0);
};
// dup of String.prototype.startsWith, but uses indexOf() instead of substr()
document.startsWith = function (haystack, needle) { return (needle === "") || (haystack.indexOf(needle) === 0); };
document.endsWith = function (haystack, needle) { return (needle === "") || (haystack.substring(haystack.length - needle.length) === needle); };
document.ChopperBlank = function (sText, sSearch, sEnd)
{
var sIntermediate = "";
if (sSearch === "")
sIntermediate = sText.substring(0, sText.length);
else
{
var iIndexStart = sText.indexOf(sSearch);
if (iIndexStart === -1)
return "";
sIntermediate = sText.substring(iIndexStart + sSearch.length);
}
if (sEnd === "")
return sIntermediate;
var iIndexEnd = sIntermediate.indexOf(sEnd);
return (iIndexEnd === -1) ? sIntermediate : sIntermediate.substring(0, iIndexEnd);
};
document.CondenseSpacing = function(text)
{
while (text.indexOf(" ") !== -1)
text = text.replace(" ", " ");
return text;
};
document.CookieSet = function(name, value) { try { GM_setValue(name, value); } catch (err) { } };
document.CookieGet = function(name, defVal) { try { return GM_getValue(name, ((defVal !== undefined) ? defVal : null)); } catch (err) { } return null; };
document.CookieDelete = function(name) { try { GM_deleteValue(name); } catch (err) { } };
document.pad = function(sText, iWidth, sChar)
{
sChar = ((sChar !== undefined) ? sChar : ('0'));
sText = sText.toString();
return ((sText.length >= iWidth) ? (sText) : (new Array(iWidth - sText.length + 1).join(sChar) + sText));
};
document.is_visible = (function () {
var x = window.pageXOffset ? window.pageXOffset + window.innerWidth - 1 : 0,
y = window.pageYOffset ? window.pageYOffset + window.innerHeight - 1 : 0,
relative = !!((!x && !y) || !document.elementFromPoint(x, y));
function inside(child, parent) {
while(child){
if (child === parent) return true;
child = child.parentNode;
}
return false;
};
return function (elem) {
if (
document.hidden ||
elem.offsetWidth==0 ||
elem.offsetHeight==0 ||
elem.style.visibility=='hidden' ||
elem.style.display=='none' ||
elem.style.opacity===0
) return false;
var rect = elem.getBoundingClientRect();
if (relative) {
if (!inside(document.elementFromPoint(rect.left + elem.offsetWidth/2, rect.top + elem.offsetHeight/2),elem)) return false;
} else if (
!inside(document.elementFromPoint(rect.left + elem.offsetWidth/2 + window.pageXOffset, rect.top + elem.offsetHeight/2 + window.pageYOffset), elem) ||
(
rect.top + elem.offsetHeight/2 < 0 ||
rect.left + elem.offsetWidth/2 < 0 ||
rect.bottom - elem.offsetHeight/2 > (window.innerHeight || document.documentElement.clientHeight) ||
rect.right - elem.offsetWidth/2 > (window.innerWidth || document.documentElement.clientWidth)
)
) return false;
if (window.getComputedStyle || elem.currentStyle) {
var el = elem,
comp = null;
while (el) {
if (el === document) {break;} else if(!el.parentNode) return false;
comp = window.getComputedStyle ? window.getComputedStyle(el, null) : el.currentStyle;
if (comp && (comp.visibility=='hidden' || comp.display == 'none' || (typeof comp.opacity !=='undefined' && comp.opacity != 1))) return false;
el = el.parentNode;
}
}
return true;
};
})();